11253201525 has 36 divisors (see below), whose sum is σ = 20244617952. Its totient is φ = 5975241120.

The previous prime is 11253201517. The next prime is 11253201569. The reversal of 11253201525 is 52510235211.

11253201525 is a `hidden beast` number, since 112 + 5 + 3 + 20 + 1 + 525 = 666.

It is not a de Polignac number, because 11253201525 - 2³ = 11253201517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 59089 + ... + 161238.

Almost surely, 2^11253201525 is an apocalyptic number.

11253201525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11253201525 is a deficient number, since it is larger than the sum of its proper divisors (8991416427).

11253201525 is a wasteful number, since it uses less digits than its factorization.

11253201525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220570 (or 220562 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 11253201525 its reverse (52510235211), we get a palindrome (63763436736).

The spelling of 11253201525 in words is "eleven billion, two hundred fifty-three million, two hundred one thousand, five hundred twenty-five".